Blazing twyer.



O. A. CASE. BLAZING TWYER. APPLIOATION FILED MAY 24, 1907.

985,394. P atented Feb. 28, 1911.

6 SHEETS-SHEET 1. 2- 2 1 66 M] a a 65 170 5/ 6} Woes 5] vex 1120c M G.A. CASE. BLAZING TWYEE. APBLIOATION FILED MAY 24, 1907.

6 SHEETS-SHEET 2.

WITNESSES: HVVE/VTOR M 1 f F f/ML '1 1 1 1 B Patented Feb. 28, 1911.

Patented Feb. 28, 1911.

a SHEETS-SHEET s.

I III G. A. CASE.

BLAZING TWYEE.

APPLIOATION FILED-MAY 24, 1907.

985,394. Patented Feb. 28, 1911.

' e SHEETS-SHEET 4.

lZkE/VTOR MM C ATTORNEY citizen of the Fig. 4 is an enlargedpor'tion ofFig. 2,

a To all whom it UNITED CHA ES A. V

s'rA'rns PATENT OFF1CE.

CASE, OF NEW YORK, N. Y.

Specification oi Letters Patent. Patented Feb. 28, 1911.

Application filed Kay 24,1907. Serial No. 375,498.

cover 54. In

ing door 53, and the swinging formed openthe shell 50 of the twyer areings 45 with isinglass covers 46, the latter of the borough ofManhattan, city "of New bein held in place by the screw plugs 47. York,in the county of New York and State To each swinging cover 54 isconnected the of New York, have invented certain new and electric arcappurtenances to be described. useful Improvements in Blazing Twyers, ofThe outer end of the shell 50 terminatesin which the following is aspecification.v a flange 55, to which is bolted a low pressuremay-concern: Be it known tha'tI, CHARLES A. CASE, a United States, and aresident This invention relates to twyers. Its obnozzle 56, having theinlet 57 and outlet 58. ject is to produce a blazing twyer which To aflange 59 on the low pressure nozzle can be attached to a furnaceand thelike to 56 is bolted a cap 60 that carries a fuel secure economy. nozzle61. High. pressure air supp y pipes Figure 1 represents a side elevationpartly 65 are located adjacent to the furnace 30, as in section of anore smelting furnace. ex-. well as thelow pressure air supply pipes 66.emplifying the invention, Fig. 2 shows a The pipes 65 are connected withthe inlets partial section of Fi 1 on the line 2, 2, 51 by means of thehigh pressure conduits Fig. 3 is a section of Fig, 2 on the line 3, 3,67, and the pipes 66 are connected with the Fig. inlets 57 by means ofthe low pressure con- 5 is'a section of; Fig. 4 on the line 5, 5, Fig.duits 68. Fuel pipes 70 are suspended un- 6 p nts an enlarged portion ofFig. 5, der the pipes 66, and are connected with the Fig. 7 representsan enlarged section of a fuel nozzles 61, by means of piping 71,portion-of Fig. 1 8 is which latter haye connected up with them theswinging joints 72.

From the swinging door 54 of each twyer extends a casing 80 with a cap81 A pair of plugs 82 of insulating material are secured to the saidcover 54, in which are hel tubes 83 for the carbons A clutch ring 86.with an internal diameter somewhat larger than the carbons surrounds thelaton the line 7, 7, Fi a right hand end view 0 ig. 7, Fig. '9 shows apartial side elevation o a modification ofthe invention, Fig. 10 shows apartial' enlarged section of Fig. 9 on the line 10, 10, Fig. 11 is afront view of the twyers shown in Fig. 10, with its appurtenances, Fig.12 represents a partial section of Fig. 9 on the line 12, 12, Fig. 13 isan enlargement of a portion of Fig. 12, Fig. 14 1s fa ter. The rings 86are pinned to the links further enlargeme' t of a portion of Fig. 87both of which are pinned to the link 88, 12, Fig. 15 is a section ofFig. 14 on the line and the latter in turn is pinned to the arma- 15,15, Fi 16 showsan enlargement of a ture 89 of the magnet 90. A spreaderplate portion 0 Fig. 14 and Fig. 17 is a side 95 is located below andconnected with the view of Fig. 16, showing also a partial sectubes 83by means of brackets 96, and has tionof the casing inclosing the same.opening for the carbons 85 Sliding A furnace is represented at 30, thewalls blocks 98 with openings for the said carbons of which comprisewater jackets 31, with are located on the upper face of the plate 95.the water inlets 32 and and water outlets Links 99 are pinned to theblocks 98 and I '33. A receiving are each in turn pinned to a link 100,which ture v dome 34 has the charging openings 35 with doors 36,]andstack 37 The bottom 38 of the furnace has openings 39, which connectwith the twyers 41 that iulcrumed to a bracket 103 extend through thewater jackets 31 The stitutes a stop to prevent the armature dropdome 34of the furnace is supported on the ping too far from its magnet. Thearma racket 104 simibeams 42, and the bottom of the furnace is ture 89is fulcrumed to a carried onthe posts 43. A discharging lar to thebracket 103. Each of the carbons spout 44 extends rom the bottom of thejur- 85 is held at its upper end by a cap 105, and nace. a chain or wire106 extends from said cap The twyers which constitute the essential 105,leads over a sheave .107 and from thence points of'the novelty of theinvention eac the chains are wouhdaround a drum 108, consist of theelbow-shaped outer shell 50, one of'the said wires 106 encircling thesaid with'an inlet nozzle 51 and outlet end 52.. drum from the bottomup, and the other To the shell 50 is hinged the from the top down. Amagnet 109 is lobottom clean-' 40 connected thereto, means to force ajet air 60 the said j it is evident that a blast of air heated by aconnected thereto, a conduit for air of high blazing electric arc can beintroduced into pressure connected to theshell of each the bottom of thefurnace without any fuel twyer, a nozzleextending into the shell ofsupply. each twyer, a conduit for air of low pressure 6 It is evidentthat the twyers with their connected with the said nozzle, a fuelnozzle7 appurtenances could produce a jet with or inserted in the said nozzlefor air of low without the fuel, and at the same time omit pressure, aconduit'for fuel connected to the the core of low pressure air,retaining the said j fuel nozzle, a pair of carbons in each twyer zoneof high pressure. 'When the low presopposite the fuel nozzle,and meansto form 1 sure air is omitted a fuel supply can be made an electric arebetween the carbons to ignite 75 to constitute the core of the jet ofair. the fuel forced through the fuel nozzle.

Having described my invention, 1 claim: 11. The combination of afurnace, twyers 1. 'In a twyer the combination of means to connectedthereto, means t' force a jet of air force a jet of air therethroughhaving a core through each twyer and into the furnace, of low pressureand a zone of high pressure, the said jet having a core of air of lowpres- 8 and means to heat the jet of air.

sure, and a zone of high pressure air aroun 2. In a twyer thecombination of means said core, a pair of carbons in the path of toforce a jet of aintherethrough and means the jet-of air, means to enablethe ends of the to form an electric are within the twyer to heat the jetand form a blaze in the carbons to make contact with each other,

, and means to spread the ends of the carbons,

twyer. 4 and a source of electric current for the car- 3. In a twyer thecombination of means bons. to force a jet of air therethrough, means to12. The combination of a furnace, twyers force a fuel supply in the saidjet of air, and connected thereto, means to force a jet 0 means toproduce an electric arc in the jet withinthe twyer to form a blazingtwyer.

air through each twyer, the said jet having a 90 a. In a twyerthecombination of means I to force a jetofair therethrough having a core oflow pressure and azoneof high prescore of low pressure and a zone ofhighpressure around said core, a pair of nclined car- 'bons in the pathof the jet of air, clutch rings sure, means to supply the jet with fuelin the twyer, and means to ignite the fuel to for the ends of'thecarbons, electric means connected with the rings to feed the carbonsform a blazing jet in said twyer.

5. The combination of a furnace, tw ers toward each other; a spreaderfor the carconnected thereto, means to force a jet 0 air 'bons, blockson the spreader to separate the through each twyer having an outer zoneof carbons and electric means to operate the blocks. v 13. The comination of a furnace, twyers 100 high pressure air and a core of lowpressure connected thereto, jet pipes extending into air and means toheat the et of air in each twyer.

each twyer, means to force air of high pres- I sure throughthe said jetpipes to form a '6. The" combination of a furnace, tw ers zone of highressure air in the body of the twyer, a nozz e connected to each twyerenthrough each twyer, and means to form an tering the same between theouter end there- 'electric arc in the path of "said jet of air withinthe twye'rs. 7. The combination of a furnace, twyers connectedthereto,means to force a jet 0 air through each twyer having n outer zone ofhigh pressure air and a core of lower pressure air, and means to form anelectric arc in the said jet of air. 150 8. The combination of afurnace, twyers connected thereto, a conduit for air of high pressureconnected to each twyer a nozz e in the twyer, a conduit for air oflower of and the ends of the said jet pipes, and a conduit for air oflow pressure connected with'said nozzle to form a core of low pressureair inside the said zone. 14. The combination of a furnace, twyersconnected thereto, jet pipes extending into each twyer, means to forceairv of high pressure through the said jet pipes to form a zone of highpressure air in the. body of the 115 twyer, a nozzle connected to eachtwyer entering the same between the outer en there- I of and the ends ofthe said jet pipes, a conpressureconnected with the said nozzle, andduit for air of low pressure connected with means toform an electric arcin the twyer said nozzle to'form a core of. low pressure 12 in th pa hof he ir f rced ther hmllghair in said zone, and means to heat the jet9. The combinationof a furnace, twyers in the twyer, connected thereto,means to force a jet 0 15. The combination of a furnace, twyers airthrough each twyer and intqthe furnace, connected thereto, jet pipesextending into at having a core of air of low preseach twyer, means toforce air of high pres 12v sure, and a' zone of air of high pressuresure through the said jet pipes, to form a around said core, means toforce fuel into zone. of high pressure air in the body of the the coreof said jet, and means to ignite the twyer, a nozzle connected to eachtwyer ensaid fuel. tering the same between the outer end there 10. T ecombination of a furnace,,twyers of and the ends of the said jet pipes,a con- 1 pressure connected with said nozzle toform a core of lowpressure air in said zone, and carbons in the twyer in the pathiof thejet, means to connect an'electric current with the carbons to heat thesaid jet of air. v

16. The combination of a furnace, twyers connected thereto, jet pipesextending into each twyer, means to force air of high pressure throughthe said jet pipes to form a zone of high pressure air in the body ofthe twyer, a nozzle connected to each twyer enduit for air of lowertering the same between the outer end there-' of and the ends of thenite said fue 17. The combination of a furnace, twyers connectedthereto, means to force a jet of air through each twyer, means to alsoforce a fuel supply through some of the twyers to mix with the jet ofair therein and heating 'means'extending 'into each twyer to ignite thefuel therein.

18. The combination of a furnace, t

supply, and-to heat the air therein, a ai lgnite the twyers.

19. In a tw of the low pressure air r of carbons in each twyer to uel inthe twyershaving the fuel in the other yer the combination of means toforce a zone of air of high pressure therethe zone of ai & Signed attheborough of Manhattan,

, of New York in the and State of city county of New New York, this 23dday of May, A.- D. 1907.

Witnesses MARTIN ZIMANSKY,

CHAS.

C. GILL.

York

